Message Board for PC version

i tried this one and there was not any response in game by pushing the keys in the game.i finished the game but for buying some instrument i need a trainer which give infinite money. but none of the trainers on list doesn't work for thisthe first trainer is alright except for using shotgun i should say that it was one of the best games which i had ever played because i'm Iranian and by this i went in American life in the past it was very interesting.